Gas-powered chainsaws fall into two engine design groups: two-stroke and four-stroke ... With the proper gearing, chainsaw motors above 80cc displacement and generating over six horsepower ...

Porsche recently filed a patent for a novel six-stroke engine design ... introduces two additional strokes to the traditional four-stroke cycle: an expansion stroke and a scavenging stroke.

Miami (AFP) – South Korea's Kim A-lim opened up a four-shot lead after producing a dream start in the first round of the LPGA's season-opening Tournament of Champions in Orlando, Florida on ...

Porsche’s six-stroke engine design is based on a unique approach that could redefine how internal combustion engines work. Traditionally, engines follow a four-stroke cycle, consisting of intake, ...

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The Indian Thunderstroke V2, with its 49-degree cylinder angle, side bumpers, and rounded cooling fins, is widely considered ...

About 795,000 Americans will have a stroke this year, but new research suggests that a common, healthy habit may reduce the risk of certain types of stroke. “We aimed to determine which oral ...

German engineering consultancy FEV displayed a Sytech S415 TC turbocharged flat-four engine bound ... this new GW8M20 flat-8 engine features a square 68mm bore and 69mm stroke layout, which ...

Two variations of the XP-895 were produced. One was a two-rotor model, the XP-987 GT, and the other was the XP-895, which featured a four-rotor engine. The engine used in the XP-895 was ...

These engines range from naturally aspirated and turbocharged four-cylinder engines to V6s. In fact, Honda's four-cylinder engines are well-regarded as being the gold standard for reliability ...

Porter Aircraft Leasing, a subsidiary of Canada’s Porter Aviation Holdings, has agreed to the sale-leaseback of four Pratt & Whitney engines with international lessor Avolon. Deliveries of the ...

Porter Aircraft Leasing and Avolon have entered into a sale and leaseback agreement covering four Pratt & Whitney engines powering Embraer E195-E2 aircraft. The aircraft equipped with the PW1921G ...